Garage Sale

FED LT4 6.2L 325cc Stage 1 Cylinder Heads (set) - Porting Service - Complete (Assembled)

! WARNING: Cancer and Reproductive Harm - www.p65Warnings.ca.gov
  • Reuse Del-West Titanium Intake Valves: 2.120″
  • Install Manley Stainless Exhaust Valves: 1.590″
  • Intake Volume: 325cc
  • Exhaust Volume: 118cc
  • Chamber: 61cc
  • Seats: Stock Iron
  • Guides: Bronze
  • Minimum Bore: 4.065″
  • Stock Rockers. Smith Brothers Trunnion Upgrade Kit Recommended
  • Springs: FED .660″ Dual LSX Spring Kit with Titanium Retainers
  • Intake Peak Flow: 366
  • Exhaust Peak Flow: 244

Also Includes:

  • Teardown
  • Wash
  • CNC Port
  • CNC Valve Job
  • FED Logo
  • Hand Blend
  • Surface 0.025″
  • Final wash and assembly
  • Pressure Test

We replace the standard powdered metal guides with a CHE bronze valve guide throughout the head, not just the exhaust side. Contact us now if you have any questions!

Tech Specs: GM Gen V LT4 6.2 Porting Service

  • Reuse Del-West Titanium Intake Valves: 2.120″
  • Install Manley Stainless Exhaust Valves: 1.590″
  • Intake Volume: 325cc
  • Exhaust Volume: 118cc
  • Chamber: 61cc
  • Seats: Stock Iron
  • Guides: Bronze
  • Minimum Bore: 4.065″
  • Stock Rockers. Smith Brothers Trunnion Upgrade Kit Recommended
  • Springs: FED .660″ Dual LSX Spring Kit with Titanium Retainers
  • Intake Peak Flow: 366
  • Exhaust Peak Flow: 244

Also Includes:

  • Teardown
  • Wash
  • CNC Port
  • CNC Valve Job
  • FED Logo
  • Hand Blend
  • Surface 0.025″
  • Final wash and assembly
  • Pressure Test

Lead Times:

  • LEAD TIMES MAY VARY. You can drop off your heads or ship them to us. This form may be printed and shipped or emailed to sales@frankensteined.net. Frankenstein Engine Dynamics will not accept, nor work on any cylinder heads or manifolds without this form.
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